SEAS H1288-08 CA22RNX
Subwoofer
8″ / 220 mm
Nominal diameter
29 Hz
Resonance
0.41
Q factor
89 dB
Sensitivity
± 6 mm
Linear excursion
250 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.7
dB
Frequency response
30 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
29.0
Hz
Mechanical quality factor
QMS
2.04
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.41
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Maximum excursion before damage
xlim
13.0
mm
Air volume displaced at xmax
VD
138
cm³
Power handling
P
80
W
Program power
Pmax
250
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
1.0
mH
VC Diameter
39
mm
Winding height
HVC
18
mm
Magnet
Flux density
B
1.0
T
Force factor
Bl
7.0
N/A
Motor constant
Bl/√RE
2.83
N/√W
Air gap height
HAG
6
mm
Weight
0.64
kg
Diaphragm
Effective diameter
171
mm
Effective area
SD
230
cm²
Moving mass
MMS
20.9
g
Moving mass (without air load)
MMD
18.3
g
Suspensions
Stiffness
KMS
0.71
N/mm
Compliance
CMS
1400
µm/N
Equivalent volume to the compliance
VAS
97
L
Mechanical resistance
RMS
2.05
N·s/m
Dimensions
Nominal diameter
8
″
220
mm
Volume occupied by the driver (estimated)
0.91
L
Net weight
2.2
kg
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SpeakerbenchSimilar subwoofers to SEAS H1288-08 CA22RNX
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8″Woofer
fS
30 Hz
SD
232 cm²
30 - 4000 Hz
QTS
0.40
xmax
5.5 mm
SPL1W
88 dB
Bl/√RE
3.09
Pmax
180 W
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